CN111775481B

CN111775481B - Damping type angle ring pressing machine

Info

Publication number: CN111775481B
Application number: CN202010642317.0A
Authority: CN
Inventors: 屠晓余; 施高阳
Original assignee: Jiangxi Pro Eaton Electric Co ltd
Current assignee: Jiangxi Pro Eaton Electric Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2022-01-28
Anticipated expiration: 2040-07-06
Also published as: CN111775481A

Abstract

The utility model provides a damping formula angle ring briquetting machine, belongs to the transformer production field, includes base, die subassembly, terrace die subassembly and drive assembly, and the die subassembly is installed on the base, and the terrace die subassembly is located the top of die subassembly, and drive assembly installs on the base. The base comprises a table top, a round hole and a through hole, the round hole is formed in the table top, and the through hole is formed in the side portion of the round hole. The female die component comprises a female die, a female die seat, forming holes, progressive grooves and side rings, the female die seat is arranged at the bottom of the female die, the forming holes penetrating through the female die and the female die seat are formed in the center of the female die, the progressive grooves are formed in the outer edge of the top surface of the female die, and the side rings are installed on the progressive grooves. The male die component comprises a male die, a male die molded surface and a main joint, wherein the male die molded surface is arranged at the bottom of the male die. The driving component comprises a cross rod, a joint, a crank, a turntable, a boss, a spring, an adjusting nut and a connecting rod. The middle part of the cross rod is connected with a connecting rod, the connecting rod is arranged on the female die, and the connecting rod drives the female die to move. The cross rods on the two sides of the connecting rod are respectively provided with a spring, and the outer side of each spring is provided with an adjusting nut.

Description

Damping type angle ring pressing machine

Technical Field

The invention belongs to the technical field of transformer production, and particularly relates to a damping type angle ring pressing machine.

Background

A large amount of various insulating parts are used in transformer production, wherein the common and important one is an angle ring which is divided into a positive angle ring and a negative angle ring, and the positive and negative angle rings are respectively used for being arranged on an inner ring and an outer ring. The angle ring forming device commonly used at present is a die pressing method, and is only that the current die is usually simple in design, especially a male die, and is difficult to realize the gradual forming of the angle ring.

Disclosure of Invention

The present invention provides a damping type angle ring pressing machine to solve the above problems in the background art.

The technical problem solved by the invention is realized by adopting the following technical scheme:

the utility model provides a damping formula angle ring briquetting machine, includes base, die subassembly, terrace die subassembly and drive assembly, and the die subassembly is installed on the base, and the terrace die subassembly is located the top of die subassembly, and drive assembly installs on the base and connects the die subassembly, and the drive die subassembly is reciprocating rotation.

The base comprises a table board, a round hole and a through hole, the round hole is formed in the table board, the female die assembly is installed in the round hole, the through hole is formed in the side portion of the round hole, and the driving assembly is installed on the through hole. The female die assembly comprises a female die, a female die seat, a forming hole, a progressive groove and a side ring, wherein the female die seat is arranged at the bottom of the female die, the female die seat is arranged in a round hole and can rotate in the round hole, the center of the female die is provided with the forming hole penetrating through the female die and the female die seat, the forming hole is a film pasting surface formed by an angle ring, the outer edge of the top surface of the female die is provided with the progressive groove, the progressive groove is transited from the top surface of the female die to the bottom of the progressive groove in a slow transition mode, the side ring is arranged on the progressive groove, and the inner ring at the bottom of the side ring is in a shape matched with the progressive groove. The male die component comprises a male die, a male die molded surface and a main joint, wherein the male die molded surface is arranged at the bottom of the male die, and the male die molded surface is matched with the forming hole to complete the forming and pressing of the angle ring.

The drive assembly comprises a cross rod, a joint, a crank, a rotary table, a boss, a spring, an adjusting nut and a connecting rod, the joint is arranged at the right end of the cross rod, the crank is connected with the rotary table through the boss, the boss is located at the side part of the rotary table, the rotary table is installed in the through hole through a rotating shaft at the bottom of the rotary table, and the rotary table is connected with a power source through the rotating shaft to provide power for rotation of the rotary table. The middle part of the cross rod is connected with a connecting rod, the connecting rod is arranged on the female die, and the connecting rod drives the female die to move. The cross rods on the two sides of the connecting rod are respectively provided with a spring, and the outer side of each spring is provided with an adjusting nut.

Furthermore, four lug plates are uniformly distributed on the side part of the female die, and side part rings are arranged on the lug plates.

Furthermore, four screw rods are uniformly distributed on the side wall of the side ring, and the four screw rods are respectively inserted into the lug plates.

Further, the screw rod is locked on the lug through a locking nut.

Further, the top of the male die is provided with a main joint, the main joint is upwards connected with the press, and the specific form of the main joint is designed according to the connection structure of the press.

Further, the joint is connected with the crank through a pin.

The invention has the beneficial effects that:

the invention is used for manufacturing the insulating angle ring of the transformer, the die assembly which can rotate back and forth is arranged, the die adhesion in the pressing process can be effectively avoided, secondly, the side ring with the unique structure can effectively position the blank, the forming failure caused by the dislocation of the blank in the pressing process can be prevented, and furthermore, the simple and practical damping device can effectively prevent the danger caused by the movement of the driving assembly after the concave-convex die is assembled.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is an exploded view of the present invention;

in the figure: 10. the novel punch die comprises a base, 11 parts of a table board, 12 parts of round holes, 13 parts of through holes, 20 parts of a die assembly, 21 parts of a die, 22 parts of a die holder, 23 parts of a lug, 24 parts of a forming hole, 25 parts of a progressive groove, 26 parts of a side ring, 27 parts of a screw rod, 29 parts of a locking nut, 30 parts of a punch assembly, 31 parts of a punch, 32 parts of a punch profile, 33 parts of a main joint, 40 parts of a driving assembly, 41 parts of a cross rod, 42 parts of a joint, 43 parts of a crank, 44 parts of a pin, 45 parts of a rotating disc, 46 parts of a boss, 47 parts of a spring, 48 parts of an adjusting nut and 49 parts of a connecting rod.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Referring to fig. 1-3, the damping type angle ring pressing machine comprises a base 10, a female die assembly 20, a male die assembly 30 and a driving assembly 40, wherein the female die assembly 20 is mounted on the base 10, the male die assembly 30 is located above the female die assembly 30, and the driving assembly 40 is mounted on the base 10 and connected with the female die assembly 20 to drive the female die assembly 20 to rotate back and forth.

The base 10 comprises a table top 11, a circular hole 12 and a through hole 13, wherein the circular hole 12 is formed in the table top 11, the female die assembly 20 is installed in the circular hole 12, the through hole 13 is formed in the side portion of the circular hole 12, and the driving assembly 40 is installed on the through hole 13.

The female die assembly 20 comprises a female die 21, a female die holder 22, lugs 23, forming holes 24, progressive grooves 25, side rings 26, screws 27 and locking nuts 29, wherein the female die holder 22 is arranged at the bottom of the female die 21, the female die holder 22 is arranged in the circular hole 12 and can rotate in the circular hole 12, four lugs 23 are uniformly distributed at the side of the female die 21, the side rings 26 are arranged on the lugs 23, the forming holes 24 penetrating through the female die 21 and the female die holder 22 are formed in the center of the female die 21, the forming holes 24 are film-pasted surfaces formed by angle rings, the progressive grooves 25 are formed in the outer edge of the top surface of the female die 21, the progressive grooves 25 are slowly transited from the top surface of the female die 21 to the bottoms of the progressive grooves 25, the side rings 26 are arranged on the progressive grooves 25, four screws 27 are uniformly distributed on the side walls of the side rings 26, the four screws 27 are respectively inserted into the lugs 23, the screws 27 are locked on the lugs 23 through the locking nuts 29, the inner rings at the bottoms of the side rings 26 have shapes matched with the progressive grooves 25, of course, there are two points to be described here, on one hand, a pressing area should be reserved when blanking the angle ring blanks, and the pressing area should be removed after the angle ring is formed, and on the other hand, a gap should be reserved between the side ring 26 and the progressive groove 25 to accommodate the angle ring blanks.

The punch assembly 30 comprises a punch 31, a punch profile 32 and a main joint 33, the bottom of the punch 31 is provided with the punch profile 32, the punch profile 32 is matched with the forming hole 24 to complete the forming and pressing of the angle ring, of course, a gap of the blank is reserved between the punch profile 32 and the forming hole 24 here, the top of the punch 31 is provided with the main joint 33, the main joint 33 is connected with the press upwards, and of course, the specific form of the main joint 33 is specifically designed according to the connection structure of the press, and the embodiment is only given by way of illustration.

The driving assembly 40 comprises a cross rod 41, a connector 42, a crank 43, a pin 44, a rotary plate 45, a boss 46, a spring 47, an adjusting nut 48 and a connecting rod 49, the right end of the cross rod 41 is provided with the connector 42, the connector 42 is connected with the crank 43 through the pin 44, the crank 43 is connected with the rotary plate 45 through the boss 46, the boss 46 is located on the side of the rotary plate 46, the rotary plate 45 is installed in the through hole 13 through a rotating shaft at the bottom of the rotary plate 45, the rotary plate 45 is connected with a power source through the rotating shaft to provide power for rotation of the rotary plate 45, and the rotary plate 45, the crank 43 and the cross rod 41 form a typical crank-connecting rod mechanism to convert the rotation of the power source into reciprocating linear motion of the cross rod 41. Of course, the cross bar 41 should be supported on the table top 11, and the cross bar 41 should be able to slide freely left and right, and the support of the cross bar 41 should be located outside the adjusting nut 48. The connecting rod 49 is connected to the middle of the cross rod 41, the connecting rod 49 is installed on the female die 21, the connecting rod 49 drives the female die 21 to move, and of course, the aperture of the connecting rod 49 for penetrating through the cross rod 41 should be larger than the diameter of the cross rod 41 to avoid movement interference considering that the connecting rod 49 will rotate and the cross rod 41 will reciprocate linearly. The cross bar 41 on both sides of the connecting rod 49 is respectively provided with a spring 47, the outer side of the spring 47 is provided with an adjusting nut 48, and of course, the cross bar 41 is correspondingly provided with threads. The adjustment nut 48 allows the amount of precompression of the spring 47 to be adjusted, which is directly reflected in the link 49 and directly affects the amount of force actually required to move the link 49. Under the condition of the bilateral spring, if the male and female dies are closed, the female die 21 can not be pushed almost at the moment, the pair of springs 47 absorb the pushing force from the crank 43, the condition that the female die 21 is pushed forcibly can not occur naturally, and the whole device or an angle ring can not be damaged.

The working principle of the invention is as follows: firstly, the male die assembly 30 is lifted upwards, the side ring 26 is taken down, the angle ring blank after the humidity adjustment treatment is placed on the female die 21, the side ring 26 is installed to compress and position the paperboard, and then the side ring 26 is locked by the locking nut 29. The position of the adjusting nut 48 is adjusted according to the needs of the site to enable the pair of springs 47 to be in a proper pre-pressure state, the power source is started to drive the female die assembly 20 to rotate in a reciprocating mode, the press is started to move the male die assembly 30 downwards, the female die assembly 20 cannot rotate continuously along with the die assembly of the male die and the female die, at the moment, the power source is stopped, the motion of the crank-link mechanism is stopped, and the operation of stopping the power source is judged without paying attention to the die assembly condition of the male die and the female die constantly.

The above embodiments mainly illustrate the damped corner ring press of the present invention. While only a limited number of embodiments and features have been described, those skilled in the art will recognize that the invention can be embodied in many other forms without departing from the spirit or scope thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, and various modifications and alternative arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims.

Claims

1. A damping type angle ring pressing machine comprises a base (10), a female die assembly (20), a male die assembly (30) and a driving assembly (40), and is characterized in that the female die assembly (20) is installed on the base (10), the male die assembly (30) is located above the female die assembly (20), the driving assembly (40) is installed on the base (10) and connected with the female die assembly (20), the base (10) comprises a table board (11), a round hole (12) and a through hole (13), the round hole (12) is formed in the table board (11), the female die assembly (20) is installed in the round hole (12), the side portion of the round hole (12) is provided with the through hole (13), the driving assembly (40) is installed on the through hole (13), the female die assembly (20) comprises a female die (21), a female die holder (22), a forming hole (24), a progressive groove (25) and a side portion ring (26), the bottom of the female die (21) is provided with the female die holder (22), the die holder (22) is arranged in the round hole (12) and can rotate in the round hole (12), the center of the female die (21) is provided with a forming hole (24) penetrating through the female die (21) and the die holder (22), the forming hole (24) is a film-sticking surface for forming an angle ring, the outer edge of the top surface of the female die (21) is provided with a progressive groove (25), the progressive groove (25) is transited from the top surface of the female die (21) to the bottom of the progressive groove (25) in a slow transition mode, the progressive groove (25) is provided with a side ring (26), the inner ring at the bottom of the side ring (26) is provided with a shape matched with the progressive groove (25), the male die component (30) comprises a male die (31) and a male die molded surface (32), the male die molded surface (32) is matched with the forming hole (24) to complete forming and pressing of the angle ring, the driving component (40) comprises a cross rod (41), a joint (42), a crank (43), Carousel (45), boss (46), spring (47), adjusting nut (48) and connecting rod (49), the right-hand member of horizontal pole (41) has joint (42), crank (43) are connected with carousel (45) through boss (46), boss (46) are located the lateral part of carousel (45), install in through-hole (13) through the pivot of its bottom carousel (45), power supply is connected through the pivot in carousel (45), provide power for the rotation of carousel (45), connecting rod (49) are connected in horizontal pole (41) middle part, connecting rod (49) are installed on die (21), connecting rod (49) drive die (21) motion, respectively install one spring (47) on horizontal pole (41) of connecting rod (49) both sides, adjusting nut (48) are installed to the outside of spring (47).

2. The damped corner ring press according to claim 1, wherein four tabs (23) are uniformly disposed on the side of said female die (21), and a side ring (26) is mounted on each tab (23).

3. The damped corner ring press according to claim 2, wherein the side ring (26) has four threaded rods (27) uniformly distributed on the side wall, and the four threaded rods (27) are respectively inserted into the lugs (23).

4. The damped corner ring press according to claim 3, wherein the threaded rod (27) is locked on the tab (23) by a lock nut (29).

5. The damped corner ring press according to claim 1, wherein the male die (31) has a main joint (33) at the top, the main joint (33) being connected up to the press.

6. The damped angle ring press of claim 1, wherein the joint (42) is connected to a crank (43) by a pin (44).